<template>
    <div class="mod-config">
        <el-form :inline="true" @keyup.enter.native="getDataList()">
            <el-form-item>
                <el-input v-model="keyword" placeholder="请输入标题名" clearable></el-input>
            </el-form-item>
            <el-form-item>
                <el-button @click="getDataList()">搜索</el-button>
                <el-button v-if="isAuth('news:newsCategory:save')" type="primary" @click="addOrUpdateHandle()">新增
                </el-button>
                <el-button v-if="isAuth('news:newsCategory:delete')" type="danger" @click="deleteHandle()"
                           :disabled="dataListSelections.length <= 0">批量删除
                </el-button>
            </el-form-item>
        </el-form>
        <el-table
                :data="dataList"
                row-key="id"
                border
                v-loading="dataListLoading"
                @selection-change="selectionChangeHandle"
                style="width: 100%;">
            <el-table-column
                    type="selection"
                    header-align="center"
                    align="center"
                    width="50">
            </el-table-column>
            <el-table-column
                    align="center"
                    type="index"
                    header-align="center"
                    width="80px"
                    label="ID">
            </el-table-column>
            <el-table-column
                    prop="title"
                    header-align="center"
                    align="center"
                    label="标题">
            </el-table-column>
            <el-table-column
                    label="主图"
                    header-align="center"
                    width="200"
                    align="center">
                <template slot-scope="scope">
                    <img :src="scope.row.img" style="width: 100px;height: 100px"/>
                </template>
            </el-table-column>
            <!--<el-table-column-->
            <!--prop="sort"-->
            <!--label="分类"-->
            <!--header-align="center"-->
            <!--align="center">-->
            <!--</el-table-column>-->
            <el-table-column
                    prop="sort"
                    label="排序"
                    header-align="center"
                    align="center">
            </el-table-column>
            <el-table-column
                    fixed="right"
                    header-align="center"
                    align="center"
                    width="200"
                    label="操作">
                <template slot-scope="scope">
                    <el-button type="text" @click="addOrUpdateHandle(scope.row.id)">修改</el-button>
                    <el-button type="text" @click="commentHandle(scope.row.id)">查看评价</el-button>
                    <el-button type="text" @click="deleteHandle(scope.row.id)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>
        <el-pagination
                @size-change="sizeChangeHandle"
                @current-change="currentChangeHandle"
                :current-page="pageIndex"
                :page-sizes="[10, 20, 50]"
                :page-size="pageSize"
                :total="totalPage"
                layout="total, sizes, prev, pager, next, jumper">
        </el-pagination>
        <!-- 弹窗, 新增 / 修改 -->
        <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>
        <!-- 查看评价   -->
        <comment v-if="commentVisible" ref="comment" @refreshDataList="getDataList"></comment>
    </div>
</template>

<script>
  import AddOrUpdate from './traindate-add-or-update'
  import Comment from './comment'

  export default {
    data () {
      return {
        keyword: '',
        dataList: [],
        pageIndex: 1,
        pageSize: 10,
        totalPage: 0,
        dataListLoading: false,
        dataListSelections: [],
        addOrUpdateVisible: false,
        commentVisible: false
      }
    },
    components: {
      AddOrUpdate,
      Comment
    },
    mounted () {
      this.getDataList()
    },
    methods: {
      // 获取数据列表
      getDataList () {
        this.dataListLoading = true
        this.$http({
          url: this.$http.adornUrl('/train/traindata/list'),
          method: 'post',
          data: {
            'page': this.pageIndex,
            'limit': this.pageSize,
            'keyword': this.keyword
          }
        }).then(res => {
          if (res && res.code === 200) {
            this.dataList = res.data.list
            this.totalPage = res.data.totalCount
          } else {
            this.dataList = []
            this.totalPage = 0
          }
          this.dataListLoading = false
        })
      },
      // 每页数
      sizeChangeHandle (val) {
        this.pageSize = val
        this.pageIndex = 1
        this.getDataList()
      },
      // 当前页
      currentChangeHandle (val) {
        this.pageIndex = val
        this.getDataList()
      },
      // 多选
      selectionChangeHandle (val) {
        this.dataListSelections = val
      },
      // 新增 / 修改
      addOrUpdateHandle (id) {
        this.addOrUpdateVisible = true
        this.$nextTick(() => {
          this.$refs.addOrUpdate.init(id)
        })
      },
      commentHandle (id) {
        this.commentVisible = true
        this.$nextTick(() => {
          this.$refs.comment.init(id)
        })
      },
      // 删除
      deleteHandle (id) {
        var ids = id ? [id] : this.dataListSelections.map(item => {
          return item.id
        })
        this.$confirm(`确定要进行删除操作吗？`, '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          this.$http({
            url: this.$http.adornUrl('/train/traindata/delete'),
            method: 'post',
            data: {ids: ids}
          }).then(res => {
            if (res && res.code === 200) {
              this.$message({
                message: '操作成功',
                type: 'success',
                duration: 1500,
                onClose: () => {
                  this.getDataList()
                }
              })
            } else {
              this.$message.error(res.msg)
            }
          })
        })
      }
    }
  }
</script>

<style scoped>

</style>
